Kellogg's Toasted Corn Flakes Ad. Multi, paper. This full page illustration shows an illustration of a girl a bowl of cereal. J. C. Leyendecker Kellogg's Kid. W. K. Kellogg. Copyright 1915, Kellogg Toasted Corn Flake Co. The reverse is an ad for Mennen's Borated Talcum. July 1915 Ladies Home Journal.